945075285685529 has 2 divisors, whose sum is σ = 945075285685530. Its totient is φ = 945075285685528.

The previous prime is 945075285685381. The next prime is 945075285685571. The reversal of 945075285685529 is 925586582570549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 762605898702400 + 182469386983129 = 27615320^2 + 13508123^2 .

It is a cyclic number.

It is not a de Polignac number, because 945075285685529 - 2⁸ = 945075285685273 is a prime.

It is a super-2 number, since 2×945075285685529² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (945075285687529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472537642842764 + 472537642842765.

It is an arithmetic number, because the mean of its divisors is an integer number (472537642842765).

Almost surely, 2^{945075285685529} is an apocalyptic number.

It is an amenable number.

945075285685529 is a deficient number, since it is larger than the sum of its proper divisors (1).

945075285685529 is an equidigital number, since it uses as much as digits as its factorization.

945075285685529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400000, while the sum is 80.

The spelling of 945075285685529 in words is "nine hundred forty-five trillion, seventy-five billion, two hundred eighty-five million, six hundred eighty-five thousand, five hundred twenty-nine".